perspection

Definitions

1. contemplation; scrutiny
   countable, uncountable
2. perspective
   countable, rare, uncountable
3. perspicuity
   countable, rare, uncountable

Examples

“Now this set⟳ of twelve triangles has the following remarkable property — any two triangles in the same row are six-fold perspective; any two triangles in the same column are four-fold perspective with three centers of perspection on a line […]”

“Select⟳ pairs of triangles perspective from each point⟳ and such that the axes of perspection will be the lines of the figure⟳. Show⟳ that the configuration can be regarded as made up of a complete⟳ 4-point⟳ and a complete⟳ 4-line.”

“[…] he never spent his ammunition in useless parade, but tried on the proper moment, with the keenest perspection, to make⟳ his attack with success, which ever crowned his endeavours.”

CEFR level